This is a known problem for Oracle. The problem is actually with the JRockit 1.5.0_07 version (and later) used with WebLogic Server 9.1 or 9.2, in which there is an incompatible change of the serialVersionUID of the javax.xml.namespace.QName class. Refer Known Problems.

Solution:

There are two solutions to eliminate the error. You may use any one of the following:

SOLUTION 1: Set a system property as follows:

com.sun.xml.namespace.QName.useCompatibleSerialVersionUID=1.0

SOLUTION 2: Add the following option to the java command in the script you use to start WebLogic Server:

NOTE:(1) The solution above describes a successful problem-solving experience and may not be applicable to other problems with similar symptoms. (2) Your rating of this post will be much appreciated. Also, feel free to leave comments.